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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '337') AND (category.subclass = '216') ORDER BY date ASC, patent, type

Total of 2 patents found where: Class is '337'; Subclass is '216';

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T / S Patent Date Description Patentee Category Assigned To
 1900
U Specimen known 650,602 May 29, 1900 Electric Fuse or Cut-Out
Screw type fuse holder		 DOWNES, Louis W.
 Fuse Holder  
 1913
U 1,059,903 April 22, 1913 Insulator with Fuse
Insulator with fuse in the bottom		 PETTERSEN, Kristian
 Fuse Holder  

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